GraceValentine GraceValentine 09-03-2017 Mathematics contestada Which number is NOT written in scientific notation? A- 3x10^-8 B- 6.7x10^3 C- 25. 67x10^-2 D- 8.7x10^-5 (anything with ^ in front of it means the number behind it is an exponet) A, B, C, D are your answer choices